// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef CONTENT_RENDERER_RENDER_PROCESS_H_
#define CONTENT_RENDERER_RENDER_PROCESS_H_

#include "base/macros.h"
#include "content/child/child_process.h"

namespace content {

// A abstract interface representing the renderer end of the browser<->renderer
// connection. The opposite end is the RenderProcessHost. This is a singleton
// object for each renderer.
//
// RenderProcessImpl implements this interface for the regular browser.
// MockRenderProcess implements this interface for certain tests, especially
// ones derived from RenderViewTest.
class RenderProcess : public ChildProcess {
public:
    RenderProcess() { }
    ~RenderProcess() override { }

    // Keep track of the cumulative set of enabled bindings for this process,
    // across any view.
    virtual void AddBindings(int bindings) = 0;

    // The cumulative set of enabled bindings for this process.
    virtual int GetEnabledBindings() const = 0;

    // Returns a pointer to the RenderProcess singleton instance. Assuming that
    // we're actually a renderer or a renderer test, this static cast will
    // be correct.
    static RenderProcess* current()
    {
        return static_cast<RenderProcess*>(ChildProcess::current());
    }

private:
    DISALLOW_COPY_AND_ASSIGN(RenderProcess);
};

} // namespace content

#endif // CONTENT_RENDERER_RENDER_PROCESS_H_
